All Articles
Determining the Amount of Gold in a Quartz Specimen
November 2004 by Chris Ralph
Many prospectors who find specimens of rich quartz with visible gold often wonder about the gold content of their specimens. Pieces with significant visible gold can sometimes be found at hard rock mines, by prospecting...
Picks & Pans: Dredging at Douglas Creek, Wyoming
Labor Day! The last chance of the year to do some dredging in Wyoming. Wyoming’s dredging season runs from June through the Labor Day weekend.
The Small Hardrock Mill—Part I
Ore dressing is of prime importance to the operator of a small hardrock gold mine. No, Virginia, ore dressing has nothing to do with dressing in the latest spring dresses, or the stuff that gets forced into the turkey on Thanksgiving. It refers to the method of processing ore to extract the valuable minerals contained in the rock—in the case of this series of articles, gold and silver.
Looking Back
Excerpts from CMJ published 50 years ago this month.
Time to Come Home
The need to bring mining back to North America is more urgent than ever.
Gold Mining Boom in the Carolinas
Not too far from the pine-filled mountains, a young boy was exploring along Meadow Creek in Cabarrus County, North Carolina, one fine day in 1799. He discovered a beautiful rock that he took home and put to good use as a doorstop. Shortly thereafter, a jeweler stopped by to visit his folks, and as it turned out, the new doorstop was actually a 17-pound gold nugget. That nugget truly did open a door as it marked the beginning of the first gold rush in America.
Ask The Experts
Sulfides and oxides—what's the difference between the two?
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The Bawl Mill
• Editorial: Montana's Controversial Rock Creek Mine
• First Load of Concentrate Leaves Reopened Ruth Mine
• Uranium Industry Enjoys Rebound as Prices Nearly Triple
• BLM Warning About Purchase of Mining Claims on the Internet
• Placer PGMs in Coon Creek, California
• Getting Your Float Circuit Layout Right
• Pick Up Austria's New Coin—If You Can Lift It
• New Prospecting Guides Available Online
• Police Extend Detention of Newmont Executives
• Picks & Pans—Drywashing and Detecting in Southern California
• Over The Divide—Merwin (Merv) H. Hemp
• The Boludo Placers, Sonora
• The Golden Highway—Placer County
• Northwest Miners Rally a Success
• Mine Threat Just a Stunt to Criticize Land Laws
• MINExpo 2004 Convention Report
• Looking Back
• Melman on Gold & Silver
• Mining Stock Quotes and Mineral & Metal Prices
